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94	94
95	95	== ​1.4  Applications ==
96	96
	97	+* Smart Buildings & Home Automation
	98	+* Logistics and Supply Chain Management
	99	+* Smart Metering
97	97	* Smart Agriculture
	101	+* Smart Cities
	102	+* Smart Factory
98	98
99	99	(% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
100	100	​
101	101
	107	+
	108	+
102	102	== 1.5  Pin Definitions ==
103	103
104	104
105		-[[image:1657246476176-652.png]]
	112	+[[image:1657328609906-564.png]]
106	106
107	107
108	108
109		-= 2.  Use NSE01 to communicate with IoT Server =
110	110
	117	+= 2.  Use NDDS75 to communicate with IoT Server =
	118	+
111	111	== 2.1  How it works ==
112	112
113		-
114	114	(((
115		-The NSE01 is equipped with a NB-IoT module, the pre-loaded firmware in NSE01 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NSE01.
	122	+The NDDS75 is equipped with a NB-IoT module, the pre-loaded firmware in NDDS75 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NDDS75.
116	116	)))
117	117
118	118
119	119	(((
120		-The diagram below shows the working flow in default firmware of NSE01:
	127	+The diagram below shows the working flow in default firmware of NDDS75:
121	121	)))
122	122
123		-[[image:image-20220708101605-2.png]]
124		-
125	125	(((
126	126
127	127	)))
128	128
	134	+[[image:1657328659945-416.png]]
129	129
	136	+(((
	137	+
	138	+)))
130	130
131		-== 2.2 ​ Configure the NSE01 ==
132	132
	141	+== 2.2 ​ Configure the NDDS75 ==
133	133
	143	+
134	134	=== 2.2.1 Test Requirement ===
135	135
136		-
137	137	(((
138		-To use NSE01 in your city, make sure meet below requirements:
	147	+To use NDDS75 in your city, make sure meet below requirements:
139	139	)))
140	140
141	141	* Your local operator has already distributed a NB-IoT Network there.
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143	143	* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
144	144
145	145	(((
146		-Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NSE01 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server
	155	+Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NDDS75 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server
147	147	)))
148	148
149	149
150		-[[image:1657249419225-449.png]]
	159	+[[image:1657328756309-230.png]]
151	151
152	152
153	153
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162	162	)))
163	163
164	164
165		-[[image:1657249468462-536.png]]
	174	+[[image:1657328884227-504.png]]
166	166
167	167
168	168
169		-=== 2.2.3 Connect USB – TTL to NSE01 to configure it ===
	178	+=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
170	170
171	171	(((
172	172	(((
173		-User need to configure NSE01 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NSE01 support AT Commands, user can use a USB to TTL adapter to connect to NSE01 and use AT Commands to configure it, as below.
	182	+User need to configure NDDS75 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NDDS75 support AT Commands, user can use a USB to TTL adapter to connect to NDDS75 and use AT Commands to configure it, as below.
174	174	)))
175	175	)))
176	176
	186	+[[image:image-20220709092052-2.png]]
177	177
178	178	**Connection:**
179	179
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193	193	* Flow Control: (% style="color:green" %)**None**
194	194
195	195	(((
196		-Make sure the switch is in FLASH position, then power on device by connecting the jumper on NSE01. NSE01 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
	206	+Make sure the switch is in FLASH position, then power on device by connecting the jumper on NDDS75. NDDS75 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
197	197	)))
198	198
199		-[[image:image-20220708110657-3.png]]
	209	+[[image:1657329814315-101.png]]
200	200
201	201	(((
202		-(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[http:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NSE01/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
	212	+(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[https:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/>>url:https://www.dragino.com/downloads/index.php?dir=NB-IoT/NDDS75/]]
203	203	)))
204	204
205	205

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